Home / 54,591.71-81,887.56-15,148.86

Finding the Fourth Proportional to 54,591.71, 81,887.56 and 15,148.86

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Solution

The fourth proportional to 54,591.71, 81,887.56 and 15,148.86 is: 22,723.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,591.71 : 81,887.56 = 15,148.86 : x
  2. Step 2: Convert to fraction form
    54,591.71/81,887.56 = 15,148.86/x
  3. Step 3: Cross multiply
    54,591.71x = 81,887.56 × 15,148.86
  4. Step 4: Simplify right side
    54,591.71x = 1,240,502,837.23
  5. Step 5: Solve for x
    x = 1,240,502,837.23/54,591.71
  6. Step 6: Final answer
    x = 22,723.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.